(!!!) (Recommended Pair) 6AC7 RCA NOS 1950's (11.5ma and 12.2ma)
$ 21.99
1 pair) 6AC7 RCA NOS 1950's
1 tube) 11.5ma Gm=10,400 (KF) 1950's
1 tube) 12.2ma Gm=10,000 (57-26=1957)
TUBES PLUGGED INTO OCTAL SOCKETS IN PHOTO
Good Ma range 7-10ma
Good Gm = 8000-9000
- Mr. Liang Audio 845-3
- Welbourne Laurel IIx SET (WE 300B)
- JAS Bravo 2.3 integrated amp
See more: Unknown Type
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 (Recommended Pair) 6AC7 RCA NOS 1950's (11.5ma and 12.2ma)&Category=&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_358d7a29-72b2-414c-b318-da96d521d0c5.jpg?v=1613929496){kind=link}
 (Recommended Pair) 6AC7 RCA NOS 1950's (11.5ma and 12.2ma) "Pin It")